Add Yahoo as a preferred source to see more of our stories on Google. Adding blown-in insulation to your attic space is a popular way to improve energy efficiency and reduce heating and cooling costs.

Q: We live in a 1925 Berkeley bungalow. The attic is insulated with blown-in cellulose and meets the current code for thickness. Also, the entire underside of the house is insulated with fiberglass.

im looking at putting some Klipsch 1800 ceiling speakers in some new construction (May swap them out later, but they will be good for a while). They are going into a calling that will have blown in ...

A homeowner might be looking to improve the house’s energy efficiency by installing additional blown-in wool into an attic, for example. But caution should be taken around insulated flexible ducts so ...

That space above your ceiling might be draining your wallet every single month.

Your insulation might look fine — but contractors say it's quietly bleeding you dry.